| Picture File | Related File | Code |
| WPA | | W |
| Wagons | | WAG |
| Waiters & waitresses | | WAI |
| Waiting | | WAIT |
| Waiting rooms | | WAITI |
| Wales | | WAL |
| Wales — A–Z | | WAL–(A–Z) |
| Wales — Industries | | WAL–Ind |
| Wales — Life | | WAL–Lif |
| Wales — Mountains | | WAL–Mou |
| Wales — Rivers | | WAL–Riv |
| Walking | | WALK |
| Wall decorations | | WALL–Dec |
| Wall hangings | | WALL–Han |
| Wallpapers — 1799 & earlier | | WALLP–17 |
| Wallpapers — 1800s | | WALLP–18 |
| Wallpapers — 1900s | | WALLP–19 |
| Wallpapers — Floral | | WALLP–Flo |
| Wallpapers — Industry | | WALLP–Ind |
| Wallpapers — Scenic | | WALLP–Sce |
| Walls | | WALLS |
| War–Allegorical | | WAR–All |
| War–Allegorical — Cartoons | | WAR–Car |
| Warehouses | | WARE |
| Warfare | | WARF |
| Warfare — 1899 & earlier | | WARF–18 |
| Warfare — American Indian | | WARF–Ame |
| Warfare — Ancient | | WARF–Anc |
| Warming pans | | WARMI |
| Washington, D.C. | | WAS |
| Washington, D.C. — 1899 & earlier | WAS–18 |
| Washington, D.C. — 1900s | | WAS–19 |
| Washington, D.C. — 2000s | | WAS–20 |
| Washington, D.C. — Air views | | WAS–Air |
| Washington, D.C. — Blair House | | WAS–Bla |
| Washington, D.C. — Capitol–1899 & earlier | WAS–Cap–18 |
| Washington, D.C. — Capitol–Exterior | WAS–Cap–Ex |
| Washington, D.C. — Capitol–Interior | WAS–Cap–In |
| Washington, D.C. — Cathedrals | | WAS–Cat |
| Washington, D.C. — Embassies | | WAS–Emb |
| Washington, D.C. — Georgetown | | WAS–Geo |
| Washington, D.C. — Government buildings | WAS–Gov |
| Washington, D.C. — Jefferson Memorial | WAS–Jef |
| Washington, D.C. — Libraries | | WAS–Lib |
| Washington, D.C. — Library of Congress | WAS–Lib–Co |
| Washington, D.C. — Lincoln Memorial | WAS–Lin |
| Washington, D.C. — Maps | | WAS–Map |
| Washington, D.C. — Monuments | | WAS–Mon |
| Washington, D.C. — Museums | | WAS–Mus |
| Washington, D.C. — National Gallery of Art | WAS–Nat |
| Washington, D.C. — Pan American Union Building | WAS–Pan |
| Washington, D.C. — Parks | | WAS–Par |
| Washington, D.C. — Railroad Stations | WAS–Rai |
| Washington, D.C. — Supreme Court Building | WAS–Sup |
| Washington, D.C. — Theatres | | WAS–The |
| Washington, D.C. — White House–l899 & earlier | WAS–Whi–18 |
| Washington, D.C. — White House–Exterior | WAS–Whi–Ex |
| Washington, D.C. — White House–Interior | WAS–Whi–In |
| Washington State | | WASH |
| Washington State — 1899 & earlier | WASH–18 |
| Washington State — A–Z | | WASH–(A–Z) |
| Washington State — Industries | | WASH–Ind |
| Washington State — Life | | WASH–Lif |
| Washington State — Mountains | | WASH–Mou |
| Washington State — Rivers | | WASH–riv |
| Washington State — Seattle | | WASH–Sea |
| Watches | | WAT |
| Watches — 1699 & earlier | | WAT–16 |
| Watches — 1700s | | WAT–17 |
| Watches — 1800s | | WAT–18 |
| Watches — 1901s–1910s | | WAT–190 |
| Watches — 1920s | | WAT–192 |
| Watches — 1930s | | WAT–193 |
| Watches — 1940s | | WAT–194 |
| Watches — 1950s | | WAT–195 |
| Watches — 1960s | | WAT–196 |
| Watches — 1970s | | WAT–197 |
| Watches — 1980s | | WAT–198 |
| Watches — 1990s | | WAT–199 |
| Watches — 2001s | | WAT–200 |
| Watches — Mechanism | | WAT–Mec |
| Watches — Stop watch | | WAT–Sto |
| Watchmaking | | WATC |
| Water | | WATER |
| Water–Action | | WATER–Act |
| Water carriers | | WATER–Car |
| Water colors | | WATER–Col |
| Water power | | WATER–Pow |
| Water skiing | | WATER–Ski |
| Water supply | | WATER–Sup |
| Water vessels | | WATER–Ves |
| Waterfalls | | WATERF |
| Waxworks | | WAXW |
| Wealth | | WEA |
| | Allegories–Abundance | ALLE–(A–Z) |
| | Allegories–Prosperity | ALLE–(A–Z) |
| | Allegories–Wealth | ALLE–(A–Z) |
| Wealth — Cartoons | | WEA–Car |
| Weapons | | |
| | Ammunition | AMM |
| | Artillery | ARTIL |
| | Firearms | FIREA |
| Weapons — A–L | | WEAP–(A–L) |
| Weapons — Ancient | | WEAP–Anc |
| Weapons — Bow & arrow | | WEAP–Bow |
| Weapons — Crossbow | | WEAP–Cro |
| Weapons — Dagger | | WEAP–Dag |
| Weapons — Fire | | WEAP–Fir |
| Weapons — M–Z | | WEAP–(M–Z) |
| Weapons — Prehistoric | | WEAP–Pre |
| Weapons — Primitive races | | WEAP–Pri |
| Weapons — Regional–A–Z | | WEAP–Reg–(A–Z) |
| Weapons — Slingshot M–Z | | WEAP–(M–Z) |
| Weapons — Sword | | WEAP–Swo |
| Weather | | WEAT |
| Weathervanes | | WEATH |
| Weaving | | WEAV |
| | see also | |
| | Mats & matting | MATS |
| Weaving — American Indian | | WEAV–Ame |
| Weaving — Carpets & rugs | | WEAV–Car |
| Weaving — Hand loom | | WEAV–Han |
| Weaving — Jacquard | | WEAV–Jac |
| Weaving — Shuttle | | WEAV–Shu |
| Weaving — Silk | | WEAV–Sil |
| Weaving — Warp | | WEAV–War |
| Weight lifting (Sport) | | WEI |
| | see also | |
| | Exercise | EXE |
| | Strength | STREN |
| Weights & measures | | WEIG |
| Welding | | WEL |
| Wells | | WELL |
| West Indies (Including Cayman Islands, Grenadines, Mustique, Saint Christopher–Nevis, Saint Martin, Windward Islands) | | WEST I |
| | Antigua Island | ANTI |
| | Bahamas | BAH |
| | Barbados | BAR |
| | Cuba | CUB |
| | Curacao | CUR |
| | Dominica | DOMI |
| | Dominican Republic | DOMIN |
| | Grenada | GREN |
| | Guadeloupe | GUAD |
| | Haiti | HAIT |
| | Jamaica | JAM |
| | Martinique | MARTI |
| | Puerto Rico | PUE |
| | Saint Lucia Island | SAIN–Luc |
| | Saint Vincent Island | SAIN–Vin |
| | Trinidad & Tobago | TRIN |
| | Virgin Islands–British | VIR–Bri |
| | Virgin Islands of the U.S. | VIR–US |
| West Point — Cadets | | WEST P–Cad |
| West Point — 1899 & earlier | | WEST P–18 |
| West Point — Military academy | | WEST P–Mil |
| West Virginia | | WEST V |
| West Virginia — 1899 & earlier | | WEST V–18 |
| West Virginia — A–Z | | WEST V–(A–Z) |
| West Virginia — Harpers Ferry | | WEST V–Har |
| West Virginia — Harpers Ferry–1899 & earlier | WEST V–Har–18 |
| West Virginia — Life | | WEST V–Lif |
| Western life | | WESTE |
| Whaling | | WHA |
| Wharves & docks | | WHAR |
| Wharves & docks — 1899 & earlier | WHAR–18 |
| Wharves & docks — A–L | | WHAR–(A–L) |
| | Subdivided by country | |
| Wharves & docks — England | | WHAR–Eng |
| Wharves & docks — M–Z | | WHAR–(M–Z) |
| Wharves & docks — United States | WHAR–US |
| Wheat | | WHEA |
| Wheel chairs | | WHEE |
| Wheelbarrows | | WHEEB |
| Wheels | | WHEELS |
| Wheelwrights | | WHEELW |
| Whips | | WHIP |
| Whistles | | WHIS |
| Wildlife sanctuaries | | WILD |
| | Conservation movements | CONSE |
| Wills | | WILL |
| Wind | | WIND |
| Windmills | | WINDM |
| Window cleaning | | WINDOC |
| Window displays — 1901s–1920s | | WINDOD–190 |
| Window displays — 1930s | | WINDOD–193 |
| Window displays — 1940s | | WINDOD–194 |
| Window displays — 1950s | | WINDOD–195 |
| Window displays — 1960s–1990s | WINDOD–196 |
| Window displays — 2001s | | WINDOD–200 |
| Window gardening | | WINDOG |
| Windows | | WINDOW |
| Wine & wine making | | WINE |
| | Advertising–Wines | ADV–Win |
| Wine & wine making — Champagne | WINE–Cha |
| Wine & wine making — History | | WINE–His |
| Wine & wine making — Presses | | WINE–Pre |
| Wine & wine making — Storage | | WINE–Sto |
| Wine & wine making — Tasting | | WINE–Tas |
| Wine & wine making — Treading grapes | WINE–Tre |
| Wine & wine making — Vintage | | WINE–Vin |
| Winter | | WINT |
| Winter pastimes | | WINTP |
| Wire | | WIRE |
| Wisconsin | | WIS |
| Wisconsin — 1899 & earlier | | WIS–18 |
| Wisconsin — A–Z | | WIS–(A–Z) |
| Wisconsin — Life | | WIS–Lif |
| Witchcraft | | WITC |
| Woman suffrage | | WOMA |
| Women | | WOME |
| Women — 1899 & earlier | | WOME–18 |
| Women — 1901s | | WOME–190 |
| Women — 1910s | | WOME–191 |
| Women — 1920s | | WOME–192 |
| Women — 1930s | | WOME–193 |
| Women — 1940s | | WOME–194 |
| Women — 1950s | | WOME–195 |
| Women — 1960s | | WOME–196 |
| Women — 1970s | | WOME–197 |
| Women — 1980s | | WOME–198 |
| Women — 1990s | | WOME–199 |
| Women — 2001s | | WOME–200 |
| Women — Cartoons | | WOME–Car |
| Wood | | WOOD |
| Woodcutting & wood gathering | | WOODC |
| Wool | | WOOL |
| Wool — Machinery | | WOOL–Mac |
| Wool — Shearing | | WOOL–She |
| World War I | | WOR I |
| World War I — A–L | | WOR I–(A–L) |
| World War I — A.E.F. | | WOR I–AEF |
| World War I — Air operations | | WOR I–Air |
| World War I — Battlefields | | WOR I–Bat |
| World War I — Belgium | | WOR I–Bel |
| World War I — Cartoons | | WOR I–car |
| World War I — France | | WOR I–Fra |
| World War I — Germany | | WOR I–Ger |
| World War I — Italy | | WOR I–Ita |
| World War I — M–Z | | WOR I–(M–Z) |
| World War I — Naval operations | | WOR I–Nav |
| World War I — Transportation | | WOR I–Tra |
| World War I — Trenches | | WOR I–Tre |
| World War II | | WOR II |
| World War II — A–L (Subdivided by country) | | WOR II–(A–L) |
| World War II — Africa | | WOR II–Afr |
| World War II — Air operations | | WOR II–Air |
| | Air raids | AIR–Rai |
| | Airplanes–1930s | AIRP–193 |
| | Airplanes–1940s | AIRP–194 |
| World War II — Allied occupation | WOR II–All |
| World War II — Belgium | | WOR II–Bel |
| World War II — Cartoons | | WOR II–Car |
| | Air raids–Cartoons | AIR–Rai–Car |
| World War II — China | | WOR II–Chi |
| World War II — England | | WOR II–Eng |
| World War II — Finland | | WOR II–Fin |
| World War II — France | | WOR II–Fra |
| World War II — Free forces | | WOR II–Fre |
| World War II — Germany | | WOR II–Ger |
| World War II — Greece | | WOR II–Gre |
| World War II — Hawaii | | WOR II–Haw |
| World War II — Italy | | WOR II–Ita |
| | World War II–Sicily | WORII–Sic |
| World War II — Japan | | WOR II–Jap |
| World War II — M–Z (Subdivided by country) | | WOR II–(M–Z)0 |
| World War II — Myanmar | | WOR II–Mya |
| World War II — Netherlands | | WOR II–Net |
| World War II — New Guinea | | WOR II–New |
| World War II — Norway | | WOR II–Nor |
| World War II — Pacific | | WOR II–Pac |
| World War II — Philippines | | WOR II–Phi |
| World War II — Poland | | WOR II–Pol |
| World War II — Russia | | WOR II–Rus |
| World War II — Sicily | | WOR II–Sic |
| World War II — Solomon Islands | WOR II–Sol |
| World War II — Transportation of freight | WOR II–Tra |
| World War II — Transportation of troops | WOR II–Tra–Tro |
| World War II — United States (Home front) | WOR II–US |
| World War II — V–E Day & V–J Day | WOR II–VEVJ |
| Worms | | WORM |
| Wounded | | WOUN |
| | Accidents | ACC |
| | World War I | WOR I |
| | World War II | WOR II |
| Wreaths | | WREA |
| Wrestling | | WRES |
| Writing (Action) | | WRI |
| Writing tools | | WRIT |
| Wyoming | | WYO |
| Wyoming — 1899 & earlier | | WYO–18 |
| Wyoming — A–Z | | WYO–(A–Z) |
| Wyoming — Life | | WYO–Lif |